<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=0">
  <link rel="icon" href="https://i.wangding.co/favicon.ico" sizes="48x48" type="image/png">
  <title>进度条控件 </title>
  <style>
    #downloadProgress { width: 300px; }
  </style>
</head>
<body>
  下载进度：
  <progress value="0" max="100"></progress>
  <br><br>
  <button id="start-button">开始</button>
  <button id="stop-button">暂停</button>
  <button id="reset-button">重置</button>
</body>
<script src="//apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
<script src="41-progress.js"></script>
</html>
